module Brick::Mixin::Aliasing

Public Instance Methods

alias_method_chain(target, feature) { |aliased_target, punctuation| ... } click to toggle source
# File lib/brick/mixin/aliasing.rb, line 3
def alias_method_chain(target, feature)
  # Strip out punctuation on predicates or bang methods since
  # e.g. target?_without_feature is not a valid method name.
  aliased_target, punctuation = target.to_s.sub(/([?!=])$/, ''), $1
  yield(aliased_target, punctuation) if block_given?

  with_method = "#{aliased_target}_with_#{feature}#{punctuation}"
  without_method = "#{aliased_target}_without_#{feature}#{punctuation}"

  alias_method without_method, target
  alias_method target, with_method

  case
  when public_method_defined?(without_method)
    public target
  when protected_method_defined?(without_method)
    protected target
  when private_method_defined?(without_method)
    private target
  end
end